Russian Wheat Aphid vs Anchor Stink Bug

Side-by-side species comparison

Attribute Russian Wheat Aphid Anchor Stink Bug
Scientific Name Diuraphis noxia Stiretrus anchorago
Order Hemiptera Hemiptera
Family Aphididae Pentatomidae
Size 1.5-2 mm 8-11 mm
Habitat Farmland Farmland
Diet Sap Feeders Predators
Regions Worldwide cereal-growing regions North America
Conservation Not Evaluated Least Concern

Russian Wheat Aphid

A pale elongated aphid that causes leaf rolling and white streaking on wheat and barley. It injects toxins while feeding that are uniquely damaging to cereal crops.

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Did You Know?

It caused over $1 billion in damage to U.S. wheat crops within just a few years of its arrival in 1986.

Anchor Stink Bug

A predatory stink bug that is one of North America's most colorful pentatomids, with highly variable patterns of red, blue, black, and white. It preys on beetle larvae, caterpillars, and other soft-bodied insects.

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Did You Know?

It comes in dozens of strikingly different color patterns, making specimens from the same population look like different species.